iOS Family Sharing users cannot mix authentication schemes
Apple supports two styles of two-factor authentication, that they call (and distinguish as) “two-step” vs “two-factor”. “Two-step” is their older method, though functionally they’re basically equivalent. If you have multiple accounts on a Family Sharing arrangement, and some use “two-factor” while others use “two-step”, you’re in for a bag of hurt. For example, any time you change… Read more